Elizabeth Blair b: 1829 MO, of Devine ,need ancestors!

Needing ancestor information for Elizabeth Blair b: about December 11, 1829 in Missouri. In 1850 Arkansas census she states her father was born in Vermont and Mother from Kentucky. She married Vernon K.Brown b:March 05, 1821 Ohio near 6 Miles Down River From Marietta, OH. He died June 06, 1906 in Devine, Medina County, Texas. Elizabeth died January 01, 1901 in Devine, Medina County, Texas.